<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel='stylesheet' href="./main.css">
</head>

<body>
    <div class="container">
        <div class="main">
            <div class="row">
                <div>1</div>
                <div>2</div>
                <div>3</div>
                <div>4</div>
            </div>
            <div class="row">
                <div>5</div>
                <div>6</div>
                <div>7</div>
                <div>8</div>
            </div>
            <div class="row">
                <div>9</div>
                <div>10</div>
                <div>11</div>
                <div>12</div>
            </div>
            <div class="row">
                <div>13</div>
                <div>14</div>
                <div>15</div>
                <div>16</div>
            </div>
        </div>
    </div>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.6.14"></script>
    <script src="./main.js"></script>
    <script>
        new Vue({
            el:'.container',
            data:{
                arr:[
                    {
                        
                    }
                ]
            }
        })
    </script>
</body>

</html>